Farewell to Bram and dedicate upcoming Vim 9.1 to him (#12749)

* Dedicate upcoming Vim 9.1 to Bram

Also replace in a few more places Brams email address and mention new
maintainers.

* Remove Bram from any Maintainer role

* runtime: Align Header

* it's mailing list not mailinglist
diff --git a/runtime/syntax/manual.vim b/runtime/syntax/manual.vim
index c0e53fa..8388336 100644
--- a/runtime/syntax/manual.vim
+++ b/runtime/syntax/manual.vim
@@ -1,6 +1,7 @@
 " Vim syntax support file
-" Maintainer:	Bram Moolenaar <Bram@vim.org>
-" Last Change:	2016 Feb 01
+" Maintainer:	The Vim Project <https://github.com/vim/vim>
+" Last Change:	2023 Aug 10
+" Former Maintainer:	Bram Moolenaar <Bram@vim.org>
 
 " This file is used for ":syntax manual".
 " It installs the Syntax autocommands, but no the FileType autocommands.